Compilare: user.cpp: In function ‘short int sim(short int, short int)’: user.cpp:11:21: warning: overflow in implicit constant conversion [-Woverflow] #define inf (1<<30)+100 ^ user.cpp:43:26: note: in expansion of macro ‘inf’ short cost = inf; ^ user.cpp: In function ‘void read()’: user.cpp:59:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (short i=0;i<in.size();i++) { ^ user.cpp: In function ‘void dfs(short int)’: user.cpp:80:35: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (short i=0;i<V[node].size();i++) { ^ user.cpp: In function ‘void solve()’: user.cpp:88:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (short i=0;i<words.size();i++) ^ user.cpp:89:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (short j=i+1;j<words.size();j++) { ^